Re: 2.6.16-rc4-mm1 kernel crash at bootup. parport trouble?

From: Rafael J. Wysocki
Date: Wed Feb 22 2006 - 06:43:22 EST


On Tuesday 21 February 2006 01:02, Rafael J. Wysocki wrote:
> On Tuesday 21 February 2006 00:40, Andrew Morton wrote:
> > "Rafael J. Wysocki" <rjw@xxxxxxx> wrote:
> > >
> > > On Monday 20 February 2006 21:41, Andrew Morton wrote:
> > > > MIke Galbraith <efault@xxxxxx> wrote:
> > > > >
> > > > > On Mon, 2006-02-20 at 16:07 +0100, Helge Hafting wrote:
> > > > > > pentium IV single processor, gcc (GCC) 4.0.3 20060128
> > > > > >
> > > > > > During boot, I normally get:
> > > > > > parport0: irq 7 detected
> > > > > > lp0: using parport0 (polling).
> > > > > >
> > > > > > Instead, I got this, written by hand:
> > > > >
> > > > > ........
> > > > >
> > > > > > This oops is simplified. I can get the exact text if
> > > > > > that really matters. It is much more to write down and
> > > > > > I don't usually have my camera at work.
> > > > >
> > > > > I get the same, and already have the serial console hooked up.
> > > > >
> > > > > BUG: unable to handle kernel NULL pointer dereference at virtual address 000000e8
> > > >
> > > > Thanks. Could someone try reverting
> > > > register-sysfs-device-for-lp-devices.patch?
> > >
> > > That helps on my system.
> >
> > OK, thanks. I'll drop it.
> >
> > > An unrelated problem is that USB host drivers (ohci-hcd, ehci-hcd) refuse to
> > > suspend. [Investigating ...]
> >
> > Me too.
> >
> > Try reverting reset-pci-device-state-to-unknown-after-disabled.patch.
>
> Heh, that actually helps. :-)

Well, after reverting the reset-pci-device-state-to-unknown-after-disabled.patch
my usb controllers actually suspend, but they don't seem to resume properly
(eg. the USB mouse I am addicted to doesn't work after resume).

Greetings,
Rafael
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